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blood questions
Question | Answer |
---|---|
what white blood cells function as phagocytes | Neutrophils and monocytes |
which blood type is the universal donor? | O- because it doesnt have any antigens |
which blood type is the universal recipient? | AB+ because it doesnt have any antibodies |
which groups of plasma proteins help carry lipids in the blood? | Alpha and beta Globulins |
which white blood cells are granulocytes | neutrophils, eosinophils, and boasophils |
which WBCs are a granulocytes? | monocytes and lymphocytes |
the movement of white blood cells toward substances released from damaged or infected tissues | chemotaxis |
as a platelet plug forms, platelets release a substance called__________ that will cause vasoconstriction of arterioles in the area. | serotonin |
which WBC has the shortest lifespan | Neutrophils |
the stem cells in bone marrow that have the ability to develop into any of the formed elements in blood | hemocytoblasts |
which chemicals are involved in the reactions that form blood clots | calcium, prothrombin, and fibrinogen |
albumins are | synthesized in the liver, and help maintain osmotic pressure of the blood |
red blood cells are normally destroyed in the | liver and spleen |
hemoglobin that is oxygenated is_______ and hemoglobin that is deoxygenated is (in color) | Bright red, Blueish |
hemostasis is defined as | "stopping bleeding" its job is to minimize blood loss and allow time for repair |
agglutination is defined as | antigens and antibodies reacting and creating clumps in the blood |
hematocrit is defined as | the percentage of blood volume occupied by red blood cells |
erythropoetin is release from the liver and kidneys when______ | they detect a lack of oxygen |
hemoglobin is made of two main parts: the__________ which contains iron and gives hemoglobin its color, and _________ which helps control the release of oxygen by sensing CO2 | Heme, globin |
list waste products carried by the blood | urea, uric acid, co2, and ketones |
tissue damage leads to the production of prothrombin activator. explain what happens after PTA has been formed | prothrombin--(PTA)-->thrombin, then thrombin turns fibrinogen into fibrin. then threads of fibrin collect red blood cells creating a clot. |
there are 12 clotting factors, 11 of them are_______ produced by the liver. the other one is ________ | Proteins, calcium |
what are the 2 most numerous white blood cell? | neutrophils and lymphocytes |
descride what has to happen for erythroblastosis to occur | an RH incompatibility occus when the mother has Rh- sensitized blood and the fetus has Rh+ blood. the antibodies from the mother attack the fetuses blood causing clotting |
name some of the dissolved substances found in blood | Co2, oxygen, vitamins, and minerlas, electrolytes, waste, nutrients (monosaccharides, amino acids, triglycerides) |